Max Wash
b631fca0fd
ifc can be used to compile .if files into self-contained header-only C libraries, which can be used to send/receive messages that conform to the described interface.
71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
#ifndef IFC_TOKEN_H_
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#define IFC_TOKEN_H_
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#include "file-span.h"
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#include <blue/core/queue.h>
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#define TOKEN_TYPE(tok) ((tok) ? (tok)->tok_type : TOK_NONE)
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#define TOKEN_IS(tok, type) ((tok) && ((tok)->tok_type & (type)) != 0)
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#define TOKEN_IS_SYMBOL(tok, sym) \
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((tok) && (tok)->tok_type == TOK_SYMBOL && (tok)->tok_sym == (sym))
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enum token_type {
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TOK_NONE = 0,
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TOK_SYMBOL = 0x0001u,
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TOK_KEYWORD = 0x0002u,
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TOK_WORD = 0x0004u,
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TOK_NAME = 0x0008u,
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TOK_INT = 0x0010u,
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TOK_STRING = 0x0020u,
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__TOK_UBOUND = 0x0040u,
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};
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enum token_value_type {
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TOK_V_NONE = 0,
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TOK_V_INT,
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TOK_V_STRING,
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TOK_V_SYMBOL,
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TOK_V_KEYWORD,
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};
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enum token_symbol {
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SYM_NONE = 0,
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SYM_COMMA = __TOK_UBOUND,
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SYM_HYPHEN,
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SYM_SEMICOLON,
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SYM_LEFT_BRACE,
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SYM_RIGHT_BRACE,
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SYM_LEFT_PAREN,
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SYM_RIGHT_PAREN,
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SYM_HYPHEN_RIGHT_ANGLE,
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__SYM_UBOUND,
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};
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enum token_keyword {
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KW_NONE = 0,
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KW_INTERFACE = __SYM_UBOUND,
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KW_MSG,
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};
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struct token {
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struct file_span tok_location;
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enum token_type tok_type;
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enum token_value_type tok_value_type;
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b_queue_entry tok_entry;
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union {
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char *tok_str;
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enum token_symbol tok_sym;
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enum token_keyword tok_kw;
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long long tok_int;
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};
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};
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extern void token_destroy(struct token *tok);
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extern const char *token_type_to_string(enum token_type type);
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extern const char *token_symbol_to_string(enum token_symbol sym);
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extern const char *token_keyword_to_string(enum token_keyword kw);
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#endif
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